Ransomware Intelligence

m3rx Ransomware Group

Ransomware group profile

36Victims
RussiaSource country
65Impact score

Description

m3rx is a newly identified ransomware group that emerged in late April 2026, recognized for its rapid operational activity and deployment of a Go-based encryptor. It utilizes a double extortion model, encrypting files and threatening to release stolen data if ransom payments are not made.

Key insights

  • Employs a double extortion model with both data encryption and threat of public release of stolen data.
  • Utilizes a Go-based PE32+ x64 encryptor that renames files with a .8hmlsewu extension.
  • Demands payment in Bitcoin after negotiation while leveraging sensitive data exposure to press victims.
  • Erases its own traces by self-deletion through PowerShell post-execution.
  • Targets diverse sectors and countries, impacting organizations globally.

Threat Level & Status Breakdown

For m3rx · Based on incidents in selected period

1.9threat level
Aggressiveness5/ 10
Lethality0/ 10
Criticality0.6/ 10

Status Breakdown

Negotiating2.8%1
Claimed97.2%35
First seenApr 2026
Last seenJul 2026
Avg ransom
Payment rate
Statusactive
Sophistication0
Last updatedAug 7, 2026

Recent activity

Monthly attack count for m3rx in the selected period

36Total attacks
12peak in May
9avg / month
↑ 2 vs first month
AprMayJunJul036912

Intelligence

IOCs, YARA/Sigma rules, and related families for m3rx

  1. b09ece33ffe5efb1903526229595a8c74d983c731505bee09c2a005036c834b8
  2. 521b1bd3f30ca50eaee6f74718b97dbe8a49c245
  3. 071e2e0087554d96bba6a4ab73d88cd0
View full IOC feed9 total

TTPs & Attack Vectors

Tools, initial access, and MITRE ATT&CK techniques for m3rx

Other

T1486

T1486

T1490

T1490

T1071.001

T1071.001

T1041

T1041

T1562

T1562

T1080

T1080

T1059

T1059

T1021.001

T1021.001

T1547

T1547

T1027

T1027

Victims(36)

GermanyManufacturinghydraulic-components.net
Claimed
13 days ago
PortugalProfessional Servicescreateinfor.pt
Claimed
13 days ago
United StatesProfessional Servicesservicebypremier.com
Claimed
13 days ago
AustraliaProfessional Servicesausproof.com.au
Claimed
14 days ago
New ZealandTransportationubfreight.com
Claimed
17 days ago
South AfricaProfessional Servicessuppcentersa.com
Claimed
22 days ago
United KingdomHospitalityarambol.co.uk
Claimed
22 days ago
IrelandRetail & E-Commerceeclective.ie
Claimed
27 days ago
United StatesProfessional Servicesforeconinc.com
Claimed
27 days ago
United StatesProfessional Serviceswrtworld.com
Negotiating
27 days ago
United StatesRetail & E-Commercemaringoodman.com
Claimed
about 2 months ago
ArgentinaProfessional Servicessuppcenter.global
Claimed
about 2 months ago
CanadaProfessional Serviceshbexperts-conseils.ca
Claimed
about 2 months ago
GermanyManufacturingwerkstoff-service.de
Claimed
about 2 months ago
NorwayProfessional Servicesfasadeconsult.no
Claimed
about 2 months ago
TaiwanTransportationktwhs.com
Claimed
about 2 months ago
MexicoTransportationjichasa.com
Claimed
2 months ago
SpainRetail & E-Commercedosocho.es
Claimed
3 months ago
JapanTechnologysoft-inc.com
Claimed
3 months ago
ItalyOtherpsbsementi.it
Claimed
3 months ago

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